The main automatic transmission to implement a torque converter (as opposed to a fluid coupling) was the Buick Dynaflow, which was released to the 1948 product year. In usual driving, the Dynaflow made use of only the prime gear, depending on the torque multiplication on the torque convertor at decrease https://gearbox-auto08418.link4blogs.com/55434227/new-step-by-step-map-for-gearbox-auto